<div class="example-wrapper">
    <div style="margin-bottom: 5px;">
        <button onclick="addNewGroup()">Add New Group</button>
        <button onclick="moveSelectedNodeToTarget('9')">Move Selected to 'stuff'</button>
        <button onclick="removeSelected()">Remove Selected</button>
    </div>
    <div id="myGrid" class="ag-theme-quartz"></div>
</div>